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A - Metals - Full participation (Standard solutions and soil)

Product Code

PT-CN-AFULL

Proficiency Testing Scheme

Contaminated Land (CONTEST)

Matrix

Standard solutions & soil

Industry Sector/s

Product Format

Samples 1A, 1B, 1C: 3 x 8mL standard solutions; Sample 2: 1 x 60mL solution of soil extract (prepared following ISO 11466 for the extraction of metals); Sample 3A: 1 x approximately 30g prepared soil, ground to pass 200μm sieve; Sample 13: 1 x 60ml standard solution (containing potassium dichromate and another chromium salt)

Accreditation

ISO/IEC 17043

Overview of PT samples and distribution dates:

Product Information

Analyte Name

Range

Units

Accreditation

Analyte Name

Antimony

Range

All

Units

mg/L

Accreditation
Analyte Name

Arsenic

Range

All

Units

mg/L

Accreditation
Analyte Name

Barium

Range

All

Units

mg/L

Accreditation
Analyte Name

Beryllium

Range

All

Units

mg/L

Accreditation
Analyte Name

Cadmium

Range

All

Units

mg/L

Accreditation
Analyte Name

Chromium

Range

All

Units

mg/L

Accreditation
Analyte Name

Chromium-VI

Range

2 - 40

Units

mg/L

Accreditation
Analyte Name

Cobalt

Range

All

Units

mg/L

Accreditation
Analyte Name

Copper

Range

All

Units

mg/L

Accreditation
Analyte Name

Iron

Range

All

Units

mg/L

Accreditation
Analyte Name

Lead

Range

All

Units

mg/L

Accreditation
Analyte Name

Manganese

Range

All

Units

mg/L

Accreditation
Analyte Name

Mercury

Range

All

Units

mg/L

Accreditation
Analyte Name

Molybdenum

Range

All

Units

mg/L

Accreditation
Analyte Name

Nickel

Range

All

Units

mg/L

Accreditation
Analyte Name

Selenium

Range

All

Units

mg/L

Accreditation
Analyte Name

Thallium

Range

All

Units

mg/L

Accreditation
Analyte Name

Tin

Range

All

Units

mg/L

Accreditation
Analyte Name

Vanadium

Range

All

Units

mg/L

Accreditation
Analyte Name

Zinc

Range

All

Units

mg/L

Accreditation

Please note that A - Metals - Full participation comprises 6 separate samples (Standard solutions: 1a, 1b, 1c, 13. Soil extract: 2. Soil sample: 3a). To view the breakdown of the analytes per individual sample, please see the CONTEST Scheme Description. For the soil sample 3A, measurable levels of all analytes may not be present for every round. When the consensus value (RMean) falls below the cut-off levels listed above, a z score is provided for information only and should be interpreted with care.

For details on the full technical specification of the scheme, please refer to the Scheme Description.

Country of Origin

UNITED KINGDOM

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